Definify.com
Webster 1913 Edition
Unclutch
Un-clutch′
,Verb.
T.
[1st pref.
un-
+ clutch
.] 1.
To open, as something closely shut.
“Unclutch his griping hand.” Dr. H. More.
2.
(Mech.)
To disengage, as a clutch.
Webster 1828 Edition
Unclutch
UNCLUTCH'
,Verb.
T.
Unclutch his griping hand.